Encrypting using gpg from Java

February 23, 2011

Recently, we worked with a third-party that had trouble reading files encrypted using the Bouncy Castle’s OpenPGP implementation. We ended up deciding to rely directly on the GNU Privacy Guard’s OpenPGP implementation. As I didn’t find any working example on the web, I figured that the following piece of code might end up being useful… Read more

Continuous Deployment for Data, Not Just Services

February 22, 2011

Last week, I made a mistake which caused some pages of our website to be unavailable for several minutes. I was developing a new feature that allows our customers to see how the money managers of our platform have been sticking to their investing strategy in the past, which we consider a key ingredient in… Read more

Bulletproof Rails Asset Caching

February 18, 2011

We’ve been using Rails at Wealthfront for nearly two years and we love it, but there’s no denying that, out of the box, Rails asset caching is broken. Below we’ll identify the problems, define requirements for a successful strategy, and then describe how we meet those requirements at Wealthfront. Background For the uninitiated, the term… Read more

Write Internal Tools: Business in the Front, Party in the Back

February 14, 2011

If you find yourself fortunate to work for a company that values your time as a commodity too precious for repetitive and boring tasks (see #6 of wealthfront’s values), then your team will hopefully dedicate significant time not only on the great features you offer your customers, but also on developing the tools that help… Read more

Video Recording & Slides: Psychology of Testing by Misko Hevery

February 09, 2011

A few weeks ago, as part of our “Lean Startup for Geeks” series of talks, we hosted Miško Hevery. Miško, who has inspired countless engineers to test effectively, spoke about the Psychology of Testing. Enjoy his slides and a recording of his presentation! Check out our next talk in the “Lean Startup for Geeks” series… Read more

Why Culture is Key

February 02, 2011

Typically, entrepreneurs seek three things: changing the world, financial success and creating a unique organization that will last for decades. The opportunity to shape a company’s culture, values and treatment of its customers is one of the most exciting elements of joining a startup early. When I decided to join Wealthfront in 2007, I saw… Read more